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Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Partly Cloudy and Breezy

51°F

11°C

Humidity 80%
Wind Speed S 21 G 32 mph
Barometer 29.77 in (1008.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 17 Feb 3:54 pm CST
Extended Forecast for

Niantic IL

Wind Advisory February 17, 07:00pm until February 18, 01:00am
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: A chance of sprinkles before 5pm. Cloudy, with a high near 60. South southeast wind around 18 mph, with gusts as high as 32 mph.

    High: 60 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: A chance of rain or sprinkles before 3am, then a slight chance of rain between 3am and 5am. Cloudy, with a low around 53. Breezy, with a south wind 17 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 69. West southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 46. South southeast wind around 8 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 50 percent chance of rain after noon. Partly sunny, with a high near 68. South southeast wind 9 to 17 mph, with gusts as high as 24 mph.

    High: 68 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before midnight. Mostly clear, with a low around 35. Breezy, with a south southwest wind 13 to 20 mph becoming west after midnight. Winds could gust as high as 28 mph.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Sunny, with a high near 45. Breezy, with a west wind 13 to 22 mph, with gusts as high as 29 mph.

    High: 45 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of sprinkles before 5pm. Cloudy, with a high near 60. South southeast wind around 18 mph, with gusts as high as 32 mph.
Tonight
A chance of rain or sprinkles before 3am, then a slight chance of rain between 3am and 5am. Cloudy, with a low around 53. Breezy, with a south wind 17 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 40%.
Wednesday
Sunny, with a high near 69. West southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Wednesday Night
Increasing clouds, with a low around 46. South southeast wind around 8 mph.
Thursday
A 50 percent chance of rain after noon. Partly sunny, with a high near 68. South southeast wind 9 to 17 mph, with gusts as high as 24 mph.
Thursday Night
A 30 percent chance of rain before midnight. Mostly clear, with a low around 35. Breezy, with a south southwest wind 13 to 20 mph becoming west after midnight. Winds could gust as high as 28 mph.
Friday
Sunny, with a high near 45. Breezy, with a west wind 13 to 22 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 34. Breezy.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niantic IL
 39.85°N 89.17°W (Elev. 600 ft)
Last Update:
3:36 pm CST Feb 17, 2026
Forecast Valid:
4pm CST Feb 17, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation